baber/WOPTO huggingface dataset:
Patent JP-2004235316-A (JP)
Title: Semiconductor etching method and manufacturing method of semiconductor device
Inventor: SHIROMIZU TATSUYA
IPC: H01L21/338
Filed: 2003-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an etching method capable of reducing an environmental load.  <P>SOLUTION: An etching device is constituted of an ozone generating mechanism 1, a bubbling tank 3 filled with ultrapure water 2, an ultrapure water producing mechanism 4 for producing the ultrapure water 2, an acidic or alkaline gas producing mechanism 5 for producing acidic or alkaline gas and a processing tank 7 equipped with a wafer retaining table 6. Ozone and water vapor are supplied into the processing tank 7 from a gas supplying port 11, and the acidic or alkaline gas is supplied from another gas supplying port 13 to etch the semiconductor wafer 15, retained in the processing tank 7 and consisting of a GaAs base material, in a gas phase.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004230773-A (JP)
Title: Mold releasing film
Inventor: CHIISAKO MASASHI
IPC: B32B27/36
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a release film suitable for an application which hates silicones and in which deaeration properties etc. are expected on the opposite surface side to a release surface.  <P>SOLUTION: The film has a release layer on at least one side of a substrate polyester film. The existence ratio (Si/C) of silicon atoms to carbon atoms on the surface of the release layer is 0.01 or below, and the existence ratio (X/C) of halogen atoms to carbon atoms is 0.1 or below. Peeling force after immersion in toluene is 90 mN/cm, and a residual adhesion rate is 80% or above, and the surface roughness of at least one surface is 0.10 μm.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003250274-A (JP)
Title: Method for reducing bus voltage stress in single switch power-factor correction circuit of single stage
Inventor: NOON JAMES P
IPC: H02M1/00
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To eliminate excessive voltage stress in a single switch power-factor correction circuit of a single stage without increasing cost.  <P>SOLUTION: A method and an apparatus are provided to reduce a voltage stress in a single-stage single-switch (SSSS) convertor by responding to an increased voltage stress for modulation of a prescribed operation frequency of a capacitor to a lower value. A control circuit (116), a frequency setting capacitor (CT) which cooperates with it, and a resistor (RT) are coupled to a primary circuit (112) and a secondary circuit (114) of the SSSS convertor through a switch (120) A frequency hold back device (180) is coupled to the CT or RT, and the device cooperates with the CT or RT to modulate switching frequency to lower a bus voltage stress. When detecting change in voltage threshold, an operation frequency is modulated, for example lowered, from a prescribed operation frequency.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004241488-A (JP)
Title: Solid laser device
Inventor: NAKANO FUMIHIKO
IPC: H01S3/042
Filed: 2003-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solid laser device in which a solid laser rod is cooled well and the generation of oscillation of the same is suppressed.  <P>SOLUTION: In the solid laser device 1 equipped with the solid laser rod 10 and a semiconductor laser 30 for supplying stimulating light, a cooling unit 20 for cooling the solid laser rod 10 is constituted of rod holders 11, 12 for retaining both ends of the solid laser rod 10 and a cooling pipe 21 installed between the rod holders. In this case, water introducing passages 23, 24 are provided for a cooling water passage 22, through which cooling water flows inside the cooling pipe 21 along introducing axes A<SB>1</SB>, A<SB>2</SB>displaced from the central axis of the solid laser rod 10 under a condition that the solid laser rod 10 is not positioned within the range of extending the water introducing passages 23, 24 from introducing ports 23a, 24a in the rod holder 11.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004241943-A (JP)
Title: Program and apparatus for replacing image fitted into layout original to be used in electronic plate-making
Inventor: TAKEDA NAOTO
IPC: H04N1/387
Filed: 2003-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To perform a work of replacing the image of a layout original to be used in electronic plate-making in a short period of time and at a low cost without depending on a skilled operator.  <P>SOLUTION: A computer is made to perform preprocessing for all fitted images fitted into a layout original and all images for replacement (procedure S1). Each of the images for replacement is overlapped on each of the fitted images by a predetermined displacement amount, an evaluation value regarding the degree of matching of each of the overlapped images, a fitted image whose evaluation value is the smallest is obtained using an optimum solution searching method, thereby obtaining a corresponding engaged image (procedure S2). For the image for replacement obtained by the procedure 2 and the corresponding fitted image, the image for replacement is modified so that the position and angle of it match those of the corresponding fitted image in real size, and the file name of the modified image for replacement is changed to the file name of the fitted image (procedure S3).  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004265616-A (JP)
Title: Microwave heating device
Inventor: YOSHINO KOJI
IPC: H05B6/70
Filed: 2003-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a microwave heating device which can be miniaturized while preventing generation of an uneven heating caused by leaning of a disposing position of a power feeding port.  <P>SOLUTION: In a microwave heating device 21, a power feeding port 29 serving as an irradiation port of a microwave is disposed on a ceiling wall 25a of a heating chamber 25, and a magnetron 27 is disposed on a side of an outer side surface of the heating chamber 25 so that an antenna 27a to emit the microwave is directed to the side of the heating chamber 25, and a waveguide 31 guiding the microwave oscillated at the magnetron 27 toward the power feeding port 29 is formed in L shape equipped with a side part waveguide 47 extending upward from surrounding of the antenna 27a along the outer side surface of the heating chamber 25 and with an upper waveguide 49 extending from an upper end of the side part waveguide 47 up to the power feeding port 29.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004237848-A (JP)
Title: Filler pipe protection mechanism
Inventor: KUROKAWA HIROYUKI
IPC: B60K15/04
Filed: 2003-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To increase the degree of freedom in compaction while a filler pipe of a fuel tank is protected when a vehicle front portion is compacted toward the rear side of the vehicle due to occurrence of a front collision of the vehicle.  <P>SOLUTION: A recessed component 10 is formed on a dash panel 4 of the vehicle in a manner to open forward of the vehicle and extend substantially upward and a filler pipe 3 extending from a fuel tank 2 toward the vehicle front side of the dash panel 4 is contained inside the recessed component 10. A component 1 is a side member of the vehicle.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004243160-A (JP)
Title: Water treatment method and its apparatus
Inventor: YAIDE NORIHIRO
IPC: C02F5/00
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a water treatment method and a water treatment apparatus capable of effectively removing total phosphorus in water to be treated, suppressing the amount for replenishing cooling water in a cooling water system and preventing the occurrence of scale stably and reliably.  <P>SOLUTION: In the water treatment method, the water to be treated containing at least soluble components is brought into contact with slightly soluble phosphate salt in a fluid state, then is left standing to form a stationary layer of the slightly soluble phosphate salt, and is allowed to pass through the stationary layer to scavenge suspended matter therein. The soluble components are one or more kinds selected from soluble phosphorus, soluble hardness ingredients or soluble silica, and the slightly soluble phosphate salt layer which uptakes the suspended matter is preferably subjected to washing after passage of the water to be treated.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004245102-A (JP)
Title: Intake device and its manufacturing method
Inventor: HAYASHI TOSHIO
IPC: B29L24/00
Filed: 2003-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an intake device where the number of components and assembling man-hours are reduced and looseness of a functional component is prevented, and its manufacturing method.  <P>SOLUTION: Part of a secondary molding resin to be filled into a semi-hollow member 30 constituting an intake pipe 11 and a packed section 51 formed of a semi-hollow member 40 overflows to the outside through a first hole 32 and a second hole 23. A locking shape section 60 having a body 61, a first neck 62, and a first head 63 is formed of the overflowing secondary molding resin. Thus, the functional component 20 is mounted to the intake pipe 11. The body 61 welds the semi-hollow member 30 with the inner wall of the semi-hollow member 40 to join the semi-hollow member 30 to the semi-hollow member 40. Therefore, without using a fastening member, the functional component 20 can be mounted to the intake pipe 11. The locking shape section 60 adheres to the semi-hollow member 30 constituting the intake pipe 11 and the semi-hollow member 40, so that the looseness is prevented.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004248102-A (JP)
Title: Demodulator and method, and receiver
Inventor: KUNISHI MASATOSHI
IPC: H04L7/00
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a demodulator and method, and a receiver which can perform frequency correction of a received frequency without increasing the scale of a digital circuit and attains the improvement of a reception characteristic.  <P>SOLUTION: The receiving circuit comprises a direct conversion type down conversion mixer 12, a baseband filter 13, a limiter circuit 14, a demodulator 15, a frequency shift detection circuit in the demodulator 15 and a PLL synthesizer 17 for generating a local oscillation signal.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003318894-A (JP)
Title: Method for processing authentication between pieces of apparatus using challenge and response system
Inventor: YOKOTA KAORU
IPC: G06F21/44
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technology to improve security against spoofing in a method of authentication between pieces of apparatus using a challenge and response system.  <P>SOLUTION: In the method of authentication, challenge data are transmitted from a server 10 to a terminal 20 (S104) and then response data decrypted from the challenge data (S105) are transmitted from the terminal 20 to the server 10 (S107). Further, whether the response data are data decrypted from the challenge data is judged on the basis of encryption performed in the server 10 (S109). When the result of judgment is affirmative, a parameter used both for encryption and decryption is updated to a new parameter which is set as a parameter to be used in the next authentication (S111, S112).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004250118-A (JP)
Title: Operation device for working vehicle
Inventor: SAWAFUJI YOSHITOSHI
IPC: E02F9/20
Filed: 2003-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a remote operation means which does not perform the operation not intended by an operator in a changeover operation.  <P>SOLUTION: The operation device for the working vehicle is equipped with a main operation means (14) fixed to an vehicle, the remote operation means (13A, 13B) remote-operating the vehicle, and a controller (12) determining which operation means is effective based on a change-over switch (15). When the effective operation means is changed over from the remote operation means (13A, 13B) to the main operation means (14), the controller (12) compares the signal outputted from the main operation means (14) with the signal outputted from the remote operation means (13A, 13B) for predetermined signals, and takes precedence of the signal outputted from the remote operation means (13A, 13B) in case there is discrepancy between them.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004263889-A (JP)
Title: Defrosting heater
Inventor: MORIKAWA YUKIO
IPC: F25B1/00
Filed: 2003-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a defrosting heater having high safety in the defrosting heater used for a refrigerator using a combustible refrigerant.  <P>SOLUTION: A cap 22 is formed with inside space 23a of a first glass tube 23, and holes 22b extending to the outside from respective spaces 24a surrounded by a second glass tube 24 and the first glass tube 23, and a valve 25 is arranged for blocking up the holes 22b. The valve 25 acts as a check valve for releasing pressure to the outside when the inside of the defrosting heater 20 is applied with high pressure, and preventing the intrusion of the combustible refrigerant from the outside under low pressure. Thus, even if the combustible refrigerant leaked out of a refrigerating cycle is filled in the outside of the defrosting heater 20, since the combustible refrigerant does not intrude inside the defrosting heater 20, ignition is not caused, and the defrosting heater is safe.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004250298-A (JP)
Title: Deodoring unit of compost building
Inventor: GOTO MASANORI
IPC: B01D53/38
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a deodoring unit which especially recovers the gas generating in a compost building containing a compost vessel and removes its odor, in relation to a unit suitable for making a compost from bean curd lees and other food residues.  <P>SOLUTION: This deodoring unit of a compost building is set in a draft passage, which is open to the atmosphere, of the compost building which is built to keep air tight, and it is equipped with a drafting means toward the atmosphere and a filter unit, and the draft capacity of the drafting means is capable of regulating according to the quantity of the generated gas.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004249920-A (JP)
Title: Mounting structure of vehicular air conditioning duct
Inventor: MORIMOTO TAKAO
IPC: B60H1/00
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mounting structure of an air conditioning duct 80 advantageous in securing sealability by restraining fluctuation in mutual relative position by connecting an air conditioning duct 80 after surely positioning it in an air conditioning unit 2 even when it is unable to visually confirm a front end opening 64 (a duct connecting port) of the air conditioning unit 2.  <P>SOLUTION: In this mounting structure of a vehicular air conditioning duct, a guide groove 83 arranged in the air conditioning duct 80 is fitted to a guide projection 72 of the air conditioning unit 2, and while visually confirming that the guide groove 83 abuts on the guide projection 72 via a finder hole 84, the air conditioning duct 80 is slid in the connecting direction of the air conditioning duct 80 to the front end opening 64 of the air conditioning unit 2. A connecting part 81 of the air conditioning duct 80 is connected to the front end opening 64 of the air conditioning unit 2, and the air conditioning duct 80 and the air conditioning unit 2 are fastened by a fastening part by adjusting a hole position of a fastening hole 85 of the air conditioning duct 80 and a fixing hole 73 of the air conditioning unit 2.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003255650-A (JP)
Title: Image forming apparatus
Inventor: MINEZAKI SATORU
IPC: G03G15/00
Filed: 2003-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate a work for taking out a recording paper discharged to a recording paper discharge part while attaining a reduction of the installation space of an apparatus.  <P>SOLUTION: An image reading part 2 is raised and supported by a supporting means above a recording paper forming part 10 so that the recording paper discharge part 5 for storing the recording paper discharged from the recording paper forming part 10 and also equipped with a recording paper placing surface 5a corresponding to nearly the all area of the image reading part 2 may be formed between the image reading part 2 and the recording paper forming part 10. The recording paper placing surface 5a of the recording paper discharge part 5 is constituted so as to have a part projecting from the image reading part 2 toward the inserting operation side of the paper storing means. Alternatively, the recording paper placing surface 5a of the recording paper discharge part 5 is constituted so as to have a part projecting from the image reading part 2 toward a recording paper discharge port 6.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004259959-A (JP)
Title: Wiring board
Inventor: NABE YOSHIHIRO
IPC: H01P1/04
Filed: 2003-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that a high frequency signal cannot propagate through a signal wiring conductor and a signal through conductor correctly and thereby a mounted electronic component cannot operate normally.  <P>SOLUTION: The wiring board is arranged such that the characteristic impedance between the signal through conductor 7 and a ground through conductor 11 is higher than the characteristic impedance between the first and third ground conductor layers 8 and 10 of a first signal wiring conductor 5 and the characteristic impedance between the second and third ground conductor layers 9 and 10 of a second signal wiring conductor 6. Furthermore, the characteristic impedance between the signal through conductor 7 and the third ground conductor 10 is lower than the characteristic impedance between the first and third ground conductor layers 8 and 10 of the first signal wiring conductor 5 and the characteristic impedance between the second and third ground conductor layers 9 and 10 of the second signal wiring conductor 6.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004257966-A (JP)
Title: On-vehicle navigation system
Inventor: KADODE YASUHIRO
IPC: G09B29/00
Filed: 2003-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To retrieve a route when returning again from a facility to an expressway, after using the facility outside the expressway, in travel on the expressway.  <P>SOLUTION: A route searching means 3 outputs and displays a searched result for the routes from an exit of the expressway to an entrance of the expressway via the sorted facility on a display means 7, when the present position detected by a present position detecting means 2 is within the expressway, and when a position of the facility sorted by a facility information sorting means 6 is outside the expressway.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004255842-A (JP)
Title: Heat sensitive recording material
Inventor: NAGASHIMA HIDEFUMI
IPC: B41M5/337
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat sensitive recording material which has an excellent recording sensitivity, storage stability, and texture fogging resistance.  <P>SOLUTION: This heat sensitive recording material comprises a heat sensitive recording layer provided on a support. The heat sensitive recording layer is composed mainly of an electron-donating dye precursor, which is colorless or light-colored in an ordinary state, and an electron-accepting compound which, upon heating, reacts with the dye precursor to cause a color development of the dye precursor. In the heat sensitive recording layer, a urea urethane compound represented by general formula (1) is contained as the electron-accepting compound, and 4-hydroxy-4'-allyloxydiphenylsulfone is also contained.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004266389-A (JP)
Title: Method and circuit for controlling packet transfer
Inventor: KANAZAWA TAKESHI
IPC: H04L47/32
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To perform band control for every flow and to simultaneously realize a priority control with a simple hardware configuration.  <P>SOLUTION: A flow identifying part 1 identifies a flow to which each packet belongs, a flow setting information storing part 2 is notified of flow identification information, and a polishing part 3 is notified of flow setting information on the basis of the information. In the polishing part, a rate measuring part 31 measures the arrival rate of the packet, and a rate calculating part 32 calculates an arrival rate relating to the flow to which the packet belongs, on the basis of the arrival rate. Then, a band comparison determining part 33 compares the arrival rate relating to the flow with information such as a minimum guaranteed band and an upper limit band which are set beforehand in the flow to set a class of the flow in each packet. The flow identification information of each flow is stored in a schedule storing part 42 for every different class, and a flow selecting part 43 and a packet outputting part 44 selectively output a flow belonging to a class with high priority.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004261663-A (JP)
Title: Treatment method for organic wastewater
Inventor: FUJII KOJIRO
IPC: C02F1/44
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a membrane filter module from being clogged with elongate-fiber-like foreign matters, such as hairs, sludge, etc. in executing a method of treating organic waste liquid using a membrane separative active sludge method.  <P>SOLUTION: In executing the method, an automatic elongate-fiber-like matter eliminator 2 is provided to eliminate the elongate-fiber-like foreign matters existing in the sludge or organic waste liquid.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004261727-A (JP)
Title: Method and apparatus for cleaning exhaust gas
Inventor: TOMURA KEIJI
IPC: B01D53/81
Filed: 2003-03-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and an apparatus for cleaning exhaust gas with high dust collection efficiency while a pressure loss in a particle-packed layer is reduced.  <P>SOLUTION: In the method for cleaning the exhaust gas by introducing the high-temperature exhaust gas containing dust into the particle-packed layer 4 to collect the dust, the high-temperature exhaust gas containing dust is introduced into the layer 4 in which a particle to which a dust collecting auxiliary agent fusing in the exhaust gas or another dust collecting auxiliary agent reacting with an acid component in the exhaust gas to produce a compound fusing in the exhaust gas is stuck is packed.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004261941-A (JP)
Title: Communication robot and communication system
Inventor: YOSHIZAWA EISHICHI
IPC: B25J13/00
Filed: 2003-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To enable persons in remote places from each other to communicate by moving a communication robot anytime and anywhere.  <P>SOLUTION: The communication robot is remote-controlled by a control device and movable by a travelling part 1. The person facing the communication robot is photographed by a camera 32, its voice is picked up by a microphone 33 and these pieces of information is transmitted and output from the control device. An image of an operator of the control device is displayed on a liquid crystal display screen 7 of a head part 4, and a voice of the operator is output from a speaker 34. The persons at the remote places from each other can communicate by a television telephone function of the communication robot.  <P>COPYRIGHT: (C)2004,JPO&NCIPI